HALO SleepSack Wearable BlanketKeep your child safe and warm with the HALO SleepSack wearable blanket. Used in hospital nurseries nationwide, this wearable blanket fits comfortably over your child's sleepwear, replacing loose blankets in the crib that can cover your baby's face and interfere with breathing. The SleepSack will quickly become part of your child's trusted bedtime routine, providing the secure feeling he or she needs to fall asleep fast and sleep soundly throughout the night. Its generous sack design provides ample leg room for kicking and proper hip development, while the inverted zipper makes diaper changes a breeze. Use over regular sleepwear to take the place of loose blankets. Recommended By Hospitals And Safety OrganizationsThe HALO SleepSack wearable blanket is used by more than 1,250 hospital nurseries in North America to teach parents safe sleep practices. The sack design allows room for your baby's legs to move freely to ensure proper hip development, and has been approved as ""Hip Healthy"" by the International Hip Dysplasia Institute. It is the only wearable blanket to carry the gold seals from First Candle/SIDS Alliance and the Canadian Foundation for the Study of Infant Deaths. HALOàMission: Help Babies Sleep SafelyHALOàfounder Bill Schmid and his wife lost their first born to SIDS. From this tragedy, HALO and its mission were born. For over 15 years we've been educating parents about safe sleep practices and have supported non-profit organizations such as First Candle/SIDS Alliance and The Canadian Foundation for the Study of Infant Death. Since 2005, the American Academy of Pediatrics has suggested the use of wearable blankets. Today, HALO SleepSack wearable blankets are a trusted choice of hospitals, and are used throughout North America to help babies sleep safely from the start. Sizing Chart Size Weight Length Newborn 6-12 lbs. 19-23 in. Small 10-18 lbs. 23-26 in. Medium 16-24 lbs. 26-30 in. Large 22-28 lbs. 30-35 in. X-Large 26-36 lbs. 35-40 in.At A Glance: Replaces loose blankets for safer sleep Generous sack design is recognized as )p Healthy"y the International Hip Dysplasia Institute Inverted zipper for easy diaper changes Sleeveless design reduces the risk of overheating Used by more than 1,250 hospitals to teach safe sleep practices